19665230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{6577}}^1$

素因数の和:6620

約数の個数: 32

約数和(自身を含む): 39783744

約数和(自身を除く): 20118514

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 6577, 13154, 32885, 65770, 85501, 151271, 171002, 302542, 427505, 756355, 855010, 1512710, 1966523, 3933046, 9832615, 19665230]

約数ペア:

[(1, 19665230), (2, 9832615), (5, 3933046), (10, 1966523), (13, 1512710), (23, 855010), (26, 756355), (46, 427505), (65, 302542), (115, 171002), (130, 151271), (230, 85501), (299, 65770), (598, 32885), (1495, 13154), (2990, 6577)]